The pulmonary protodiastolic click studied by intracardiac phonocardiography.
D001314:Auscultation; D006330:Heart Defects, Congenital / Q000150:complications; D006801:Humans; D006976:Hypertension, Pulmonary / Q000150:complications; D010701:Phonocardiography; D011651:Pulmonary Artery